<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
  <style>
    div{
      width: 100px;
      height: 100px;
      background-color: pink;
      border: 10px solid #000000;
      padding: 20px;
      box-sizing: border-box;

    }
  </style>
</head>
<body>
<div>文字</div>
</body>
</html>
